2000 Ford Windstar Owner Guide 1st Printing - Page 172
2000 Ford Windstar Manual
Page 172 highlights
Driving When to use (Overdrive) or press the O/D OFF switch You will notice that there is only one drive position ( [Overdrive]) on O/D ON/OFF your gearshift indicator (instead of Drive and Overdrive). However, you will find a control labeled O/D located on the gearshift lever. Push in the switch and the O/D OFF light in the instrument cluster will illuminate. With the O/D OFF light illuminated, the transaxle will operate in first, second and third gears and [Overdrive]). Operating in Drive (O/D will not shift into fourth gear ( OFF) provides more engine braking than (Overdrive) for descending hills or city driving. To return the transaxle to the normal (Overdrive) operation, press the O/D OFF control again. Use this control to select between (Overdrive) or Drive (O/D OFF) whenever you drive your vehicle. If the O/D OFF indicator light is flashing on and off repeatedly when the vehicle is started or does not come on when the O/D OFF control is pressed, it means that there is a transaxle electronic system malfunction. You should contact your dealer as soon as possible or damage to the transaxle could occur. 2 (Second) Use 2 (Second) to accelerate from a stop on slippery roads, or to give you more engine braking to slow your vehicle on downgrades. 1 (First) Use 1 (First) when added engine braking is desired while descending steep hills. The automatic transaxle will shift to the proper gear to ascend any grade without any need to shift to 1 (First). Do not go faster than 61 km/h (38 mph) when in this gear. You can upshift from 1 (First) to overdrive at any time. 172